Symphonium Audio - Crimson IEM vs ThieAudio - Monarch MKIII

Every tracked fact about the two, side by side - prices, history lows, ratings and measured tuning. No verdict: which one to buy is the visitor's decision, always.

Symphonium Audio - Crimson IEM symphonium Out of stock at every tracked store Lowest ever ₹1,54,990 on Saturday, 12th Sept, 2026 Full prices & history

ThieAudio - Monarch MKIII ThieAudio Now ₹95,924 at Linsoul Lowest ever ₹95,714 on Thursday, 24th Sept, 2026 ★★★★★ 4.8 4.8 · 24 reviews Full prices & history

Measured tuning, side by side

Both curves are real community measurements (gold: Symphonium Audio - Crimson IEM · ink: ThieAudio - Monarch MKIII). Each is level-aligned to its own 200 Hz–1 kHz mean, so rig offsets don't skew the comparison.

Symphonium Audio - Crimson IEM ThieAudio - Monarch MKIII

Tuning distance±0.86 dB RMS95% match - Near identical. Computed on a shared 40-point log grid, 20 Hz–10 kHz. A measurement-space fact, not a promise two ears agree.

What a curve cannot seeBuild, driver QC unit-to-unit, comfort, isolation, accessories, warranty and resale value sit outside the graph - usually what the pricier one is charging for.

The decision, factually

Cheaper right nowThieAudio - Monarch MKIIILowest current price across all tracked stores.

Deepest discount ever seenThieAudio - Monarch MKIIIFrom each product's own recorded price history.

This page reports facts and expresses no opinion on which to purchase.